Home / 13,001.89-19,464.56-8,055.63

Finding the Fourth Proportional to 13,001.89, 19,464.56 and 8,055.63

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Solution

The fourth proportional to 13,001.89, 19,464.56 and 8,055.63 is: 12,059.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,001.89 : 19,464.56 = 8,055.63 : x
  2. Step 2: Convert to fraction form
    13,001.89/19,464.56 = 8,055.63/x
  3. Step 3: Cross multiply
    13,001.89x = 19,464.56 × 8,055.63
  4. Step 4: Simplify right side
    13,001.89x = 156,799,293.47
  5. Step 5: Solve for x
    x = 156,799,293.47/13,001.89
  6. Step 6: Final answer
    x = 12,059.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.